Home / 18,313,196.87-27,448,899.03-7,376,386.45

Finding the Fourth Proportional to 18,313,196.87, 27,448,899.03 and 7,376,386.45

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Solution

The fourth proportional to 18,313,196.87, 27,448,899.03 and 7,376,386.45 is: 11,056,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313,196.87 : 27,448,899.03 = 7,376,386.45 : x
  2. Step 2: Convert to fraction form
    18,313,196.87/27,448,899.03 = 7,376,386.45/x
  3. Step 3: Cross multiply
    18,313,196.87x = 27,448,899.03 × 7,376,386.45
  4. Step 4: Simplify right side
    18,313,196.87x = 202,473,686,872,310.16
  5. Step 5: Solve for x
    x = 202,473,686,872,310.16/18,313,196.87
  6. Step 6: Final answer
    x = 11,056,162.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.